javaweb|springboot war打包步骤
packaging的设置
war
修改pom.xml文件依赖
org.springframework.boot
spring-boot-starter-tomcat
provided
Application类继承servletInitialize类
public class Application extends SpringBootServletInitializer{
....
}
或者新增ServletInitializer类(此项为推荐项):
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.context.web.SpringBootServletInitializer;
public class ServletInitializer extends SpringBootServletInitializer {@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(Application.class);
(此处Application为主类,如果命名为其他的需要修改)
}
}
mvn 打包并启动tomcat
mvn package
java -jar target/(项目名)test-0.0.1-SNAPSHOT.jar
相关问题
开发环境使用jdk1.8.0_60,把springboot 项目打成war包后,
部署到apache-tomcat-7.0.68时报错如下,换成apache-tomcat-8.0.9解决
org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/my-springboot-web-0.0.1]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:153)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1091)
at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1980)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NoSuchMethodError: javax.servlet.ServletContext.getVirtualServerName()Ljava/lang/String;
at org.apache.tomcat.websocket.server.WsServerContainer.(WsServerContainer.java:149)
at org.apache.tomcat.websocket.server.WsSci.init(WsSci.java:131)
at org.apache.tomcat.websocket.server.WsSci.onStartup(WsSci.java:47)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5573)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
... 10 more
六月 22, 2017 12:19:15 上午 org.apache.catalina.startup.HostConfig deployWAR
严重: Error deploying web application archive E:\Data\apache-tomcat-7.0.68\webapps\my-springboot-web-0.0.1.war
java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/my-springboot-web-0.0.1]]
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:903)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1091)
at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1980)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
【javaweb|springboot war打包步骤】另外springboot项目打成war包部署到tomcat时需要改变启动方式,否则运行tomcat时war包只会解压,但是加载不了
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.context.web.SpringBootServletInitializer;
@SpringBootApplication//- springboot项目,并配置扫描路径
@EnableAutoConfiguration //- springboot自动配置,这个注解可以根据你依赖的包自动生成相关配置
public class StartApp extends SpringBootServletInitializer {
public static void main(String[] args) {
SpringApplication.run(StartApp.class, args);
}
/**
* 需要把web项目打成war包部署到外部tomcat运行时需要改变启动方式
*/
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) {
return builder.sources(StartApp.class);
}
部署到外部tomcat时,注意pom.xml配置,否则会报错
org.springframework.boot
spring-boot-starter-tomcat
1.3.5.RELEASE
provided
报错信息:
org.springframework.context.ApplicationContextException: Unable to start embedded container;
nested exception is java.lang.NoClassDefFoundError: org/apache/juli/logging/LogFactory
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:133)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:532)
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:118)
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:766)
at org.springframework.boot.SpringApplication.createAndRefreshContext(SpringApplication.java:361)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:307)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1191)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1180)
at com.StartApp.main(StartApp.java:13)
Caused by: java.lang.NoClassDefFoundError: org/apache/juli/logging/LogFactory
at org.apache.catalina.util.LifecycleBase.(LifecycleBase.java:37)
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.getEmbeddedServletContainer(TomcatEmbeddedServletContainerFactory.java:158)
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.createEmbeddedServletContainer(EmbeddedWebApplicationContext.java:160)
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:130)
... 8 more
Caused by: java.lang.ClassNotFoundException: org.apache.juli.logging.LogFactory
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 12 more
springboot项目使用jsp页面时会添加以下依赖,但是在外部tomcat运行时会报错
因为tomcat /lib下自带的jar包(jasper.jar,jsp-api.jar等)会跟war包项目路径/lib下的解析jsp的jar包冲突
删除项目路径/lib下的相关jar包即可,如下图
org.apache.tomcat.embed
tomcat-embed-jasper
8.0.33
报错信息:
[ERROR][2017-06-22 00:48:28,303][org.springframework.boot.context.web.ErrorPageFilter]Forwarding to error page from request [/excel] due to exception [java.lang.LinkageError: loader constraint violation: when resolving method "org.apache.jasper.runtime.InstanceManagerFactory.getInstanceManager(Ljavax/servlet/ServletConfig;
)Lorg/apache/tomcat/InstanceManager;
" the class loader (instance of org/apache/jasper/servlet/JasperLoader) of the current class, org/apache/jsp/jsp/excel_jsp, and the class loader (instance of java/net/URLClassLoader) for the method's defining class, org/apache/jasper/runtime/InstanceManagerFactory, have different Class objects for the type org/apache/tomcat/InstanceManager used in the signature]
javax.servlet.ServletException: java.lang.LinkageError: loader constraint violation: when resolving method "org.apache.jasper.runtime.InstanceManagerFactory.getInstanceManager(Ljavax/servlet/ServletConfig;
)Lorg/apache/tomcat/InstanceManager;
" the class loader (instance of org/apache/jasper/servlet/JasperLoader) of the current class, org/apache/jsp/jsp/excel_jsp, and the class loader (instance of java/net/URLClassLoader) for the method's defining class, org/apache/jasper/runtime/InstanceManagerFactory, have different Class objects for the type org/apache/tomcat/InstanceManager used in the signature
默认配置下就可以通过http://localhost:8080/war包名/@RequestMapping.value访问了
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